1·1219年的今天，世界上最古老的国旗——丹麦国旗诞生。
1219 - Dannebrog - oldest national flag in the world - and flag of Denmark.
2·1219年夏天，当弗朗西斯越过防线到达尼罗河畔苏丹的营地时，苏丹本来有完全的理由拒绝会见这样一个传播异教信仰的人。
When Francis crossed enemy lines to reach the sultan's camp near the Nile during the summer of 1219, the sultan had every reason to dismiss a man who wanted to preach his enemy's faith.
3·世界遗产区占地10747亩，屋久岛野生保护区占地1219亩，森林生态区占地14600亩，其中96%是国有土地，4%是私有土地。
The World Heritage area takes up a area of 10747 mu, the wildlife area of the Yakushima is 1219 mu and the forest ecological reserve is 14600 mu, among which 96% is state-owned land, 4% is private.
4·通过界面张力、增溶率、吸附量以及驱油效率的测定，研究了OCS表面活性剂用于大港油田枣1219断块油藏表面活性剂驱的性能。
Properties of OCS surfactant were studied for application to Block 1219 in Dagang oilfield by measuring interfacial tension, solubilization capacity, adsorption amount and oil displacement efficiency.